Alert archive / Kansas / Flash Flood Watches in 2019

Flash Flood Watch 4, NWS Wichita, KS

May 22, 201926 counties in Kansas

NWS Wichita, KS issued this flash flood watch at May 22, 2019, 4:14 AM CDT for 26 counties in Kansas. It took effect at May 22, 2019, 7:00 PM CDT. It was in force for 5 days.

The area

The counties it named.

The facts

Issued
May 22, 2019, 4:14 AM CDT (09:14 UTC)
In effect from
May 22, 2019, 7:00 PM CDT
Expired
May 27, 2019, 7:00 AM CDT
In force
5 days
Issued by
NWS Wichita, KS
Emergency
Flash flood emergency
Flood severity
None
All 26 counties

Allen County, KS, Barton County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cowley County, KS, Elk County, KS, Ellsworth County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Kingman County, KS, Labette County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Montgomery County, KS, Neosho County, KS, Reno County, KS, Rice County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS

The radar

The Wichita radar (KICT), 45 km from the middle of the area, began a volume at 09:14 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Topeka, KS (KFOE), launched 00:00Z, 9.2 hours before the alert went out and 172 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Topeka, KS at 00:00Z on 2019-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 808 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2019-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 176 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
808 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1090 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
176 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
0.8
Supercell composite
5.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wichita, KS wrote its last area forecast discussion before this flash flood watch went out at May 22, 4:02 AM CDT, 12 minutes earlier.

Area forecast discussion, May 22, 4:02 AM CDT, 12 minutes before
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Hazardous weather outlook, May 21, 7:56 PM CDT, 8 hours 18 minutes before
Hazardous Weather Outlook
National Weather Service Wichita KS
756 PM CDT Tue May 21 2019

KSZ032-033-047>053-067>072-082-083-091>096-098>100-222245-
Russell-Lincoln-Barton-Ellsworth-Saline-Rice-McPherson-Marion-Chase-
Reno-Harvey-Butler-Greenwood-Woodson-Allen-Kingman-Sedgwick-Harper-
Sumner-Cowley-Elk-Wilson-Neosho-Chautauqua-Montgomery-Labette-
756 PM CDT Tue May 21 2019

This hazardous weather outlook is for portions of Central Kansas,
South Central Kansas and Southeast Kansas.

.DAY ONE...Tonight

Widespread flooding and river flooding will continue across the
region. All flood-related products should be monitored closely
through tonight. For more information please check flood warnings
and statements for additional details.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Severe storms will be possible across mainly southeast Kansas for
late Wednesday afternoon and evening. Hail up to the size of golf
balls, damaging winds of 60 to 70mph, and an isolated tornado will
be possible. In addition, rainfall from these thunderstorms could
worsen the on going flooding in the region.

An active weather pattern will continue to affect much of the region
for Thursday through Memorial Day. More rounds of severe weather
and flooding weather are likely during this period.

Widespread flooding and river flooding will continue across the
region. For more information please check latest flood warnings and
statements for additional details.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated this afternoon or tonight,
however activation may be needed for Wednesday through Memorial Day.

&&

For a graphical version of this information, see our webpage at:
http://weather.gov/wichita/hwo/

The office that day

Everything else NWS Wichita, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 21, 7:38 PM CDTRiver Flood WarningICTLincoln19 hr
May 22, 4:51 AM CDTFlash Flood WarningICTWilson6 hr
May 22, 9:01 AM CDTAreal Flood WarningICTMcPherson, Rice, Saline24 hr
May 22, 10:50 AM CDTAreal Flood WarningICTAllen, Butler, Chase, Chautauqua, Cowley, Elk and 13 more72 hr
May 22, 3:47 PM CDTSpecial Weather StatementICTWoodson43 min
May 22, 5:15 PM CDTSpecial Weather StatementICTWoodson60 min
May 22, 6:02 PM CDTSpecial Weather StatementICTLabette43 min
May 22, 6:15 PM CDTSevere Thunderstorm WarningICTLabette60 min
May 22, 6:41 PM CDTSpecial Weather StatementICTNeosho34 min

Nearby

Flash Flood Watches in Kansas, 2019Every flash flood watch in 2019

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.